CN214125276U

CN214125276U - Antenna amplifier for radio frequency signal

Info

Publication number: CN214125276U
Application number: CN202023309911.2U
Authority: CN
Inventors: 梁敏捷
Original assignee: Shenzhen Nisong Digital Technology Co ltd
Current assignee: Shenzhen Nisong Digital Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-09-03
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to a radio part technical field just discloses a radio frequency signal's antenna amplifier, including the radio body, and this internal filter circuit of installing of radio, the radio body is close to the top symmetry fixedly connected with backup pad of one side, two rotate jointly through two bearings between the lateral wall in opposite directions of backup pad and be connected with a tooth section of thick bamboo, and bearing fixed establishment in the backup pad, install the antenna body on one side urceolus wall of tooth section of thick bamboo, and antenna body and radio body electric connection, a tooth section of thick bamboo is close to fixedly connected with round ring gear on the inner tube wall of one side, two the sliding hole has been seted up in the backup pad of being close to the ring gear, sliding connection has the slide bar in the sliding hole. The utility model discloses a radio frequency signal who filters the receipt avoids radio frequency signal to receive the interference, guarantees radio frequency signal's signal quality, and makes the receiving radio frequency signal that antenna amplifier can be stable.

Description

Antenna amplifier for radio frequency signal

Technical Field

The utility model relates to a radio part technical field especially relates to a radio frequency signal's antenna amplifier.

Background

The radio is a device which can receive radio frequency signals and then convert the signals into sound, the frequency is from 100hz to 2.4ghz, the full-band radio can listen to the amplitude modulation and frequency modulation of long wave, medium wave, short wave and ultrashort wave, and can be set to be suitable for local standards of various countries in the world;

the antenna amplifier of the conventional radio has the following problems in use:

on one hand, various signals can be received, so that radio frequency signals are interfered, and the signal quality of the radio frequency signals cannot be ensured; meanwhile, when the radio is used, in order to adjust different wave bands and improve signals, the angle of an antenna amplifier needs to be adjusted, when the radio is adjusted in the prior art, the position of an antenna cannot be fixed after the adjustment is finished, and therefore the antenna amplifier is unstable to place, and stable reception of radio frequency signals is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the antenna amplifier of the traditional radio in the prior art appears in the use process, and providing an antenna amplifier of radio frequency signals.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an antenna amplifier for radio frequency signals comprises a radio body, wherein a filter circuit is installed in the radio body, supporting plates are symmetrically and fixedly connected to the top of one side, which is close to the radio body, of the radio body, two opposite side walls of the two supporting plates are connected with a toothed cylinder through two bearings in a rotating mode, the bearings are fixedly arranged in the supporting plates, an antenna body is installed on the outer cylinder wall of one side of the toothed cylinder and is electrically connected with the radio body, a circle of gear ring is fixedly connected to the inner cylinder wall of one side, a sliding hole is formed in one of the two supporting plates, which is close to the gear ring, a sliding rod is connected in the sliding hole in a sliding mode, two ends of the sliding rod penetrate through the sliding hole and extend outwards, a gear is fixedly connected to one end, which is located between the two supporting plates, of the sliding rod, is meshed with the gear, and a spring is fixedly connected to the end, which is far away from the sliding rod, of the gear, and the other end of the spring is fixedly connected with the corresponding supporting plate, and the axes of the sliding rod, the gear, the sliding hole, the spring, the gear ring and the gear cylinder are overlapped.

Preferably, the ball groove has been seted up to the symmetry on the pore wall of slide opening, ball inslot roll is connected with the ball, the ball is kept away from the one end of ball groove tank bottom and is passed ball groove notch and outwards extend, and with the pole wall roll connection of slide bar, the ball groove is the binding off setting, the diameter of ball is greater than the diameter of ball groove notch.

Preferably, the cross section of each sliding rod of the sliding hole is rectangular.

Preferably, a clamping block matched with the antenna body is fixedly connected to the side wall of the top of one side, close to the supporting plate, of the radio body, a clamping groove is formed in the side wall of the top of the clamping block, and the opposite groove wall of the clamping groove penetrates through the clamping block.

Preferably, a handle is hinged to the vertical side wall of one side of the radio body.

Preferably, the material of backup pad, fixture block and tooth section of thick bamboo is PVC plastics, the material of gear, ring gear, spring and slide bar is the stainless steel, and the one end fixedly connected with who keeps away from the spring of slide bar pushes away the handle.

Compared with the prior art, the utility model provides a radio frequency signal's antenna amplifier possesses following beneficial effect:

the antenna amplifier for radio frequency signals adjusts the angle of the antenna body by arranging the radio body, the supporting plate, the gear cylinder, the antenna body, the gear ring, the sliding hole, the sliding rod, the gear and the spring, a thrust is applied to the slide rod, the slide rod enables the gear to move towards the direction of the compression spring, when the gear is separated from the gear ring, the gear barrel is enabled to be in a rotatable state, further, the angle of the antenna body can be adjusted according to the requirement, after the antenna body is adjusted to a proper angle, the thrust to the sliding rod is cancelled, the spring is reset, the gear is reset and meshed with the gear ring, so that the angle of the antenna body is fixed and the antenna body cannot shake, the antenna body can stably receive signals, meanwhile, the received radio frequency signals are filtered through the filter circuit, so that the radio frequency signals are prevented from being interfered, the signal quality of the radio frequency signals is ensured, and the antenna amplifier can stably receive the radio frequency signals.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses a radio frequency signal who filters the receipt avoids radio frequency signal to receive the interference, guarantees radio frequency signal's signal quality, and makes the receiving radio frequency signal that antenna amplifier can be stable.

Drawings

Fig. 1 is a schematic structural diagram of an antenna amplifier for radio frequency signals according to the present invention;

FIG. 2 is a sectional view taken along line A-A in FIG. 1;

fig. 3 is an enlarged view of a portion B in fig. 2.

In the figure: the radio comprises a radio body 1, a support plate 2, a toothed cylinder 3, an antenna body 4, a gear ring 5, a sliding hole 6, a sliding rod 7, a gear 8, a spring 9, a ball groove 10, balls 11 and a clamping block 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, an antenna amplifier for radio frequency signals comprises a radio body 1, a filter circuit is installed in the radio body 1, the filter circuit is composed of a double diode and an inductor, a support plate 2 is symmetrically and fixedly connected to the top of one side of the radio body 1, a tooth cylinder 3 is rotatably connected between the opposite side walls of the two support plates 2 through two bearings, the bearings are fixedly arranged in the support plates 2, an antenna body 4 is installed on the outer cylinder wall of one side of the tooth cylinder 3, the antenna body 4 is electrically connected with the radio body 1, a circle of gear ring 5 is fixedly connected to the inner cylinder wall of one side of the tooth cylinder 3, a sliding hole 6 is formed in the support plate 2 close to the gear ring 5, a sliding rod 7 is slidably connected in the sliding hole 6, both ends of the sliding rod 7 penetrate through the sliding hole 6 and extend outwards, a gear 8 is fixedly connected to one end of the sliding rod 7 between the two support plates 2, and the gear 8 is engaged with the gear ring 5, one end of the gear 8 far away from the sliding rod 7 is fixedly connected with a spring 9, the other end of the spring 9 is fixedly connected with the corresponding support plate 2, the axes of the sliding rod 7, the gear 8, the sliding hole 6, the spring 9, the gear ring 5 and the gear cylinder 3 are overlapped, when the angle of the antenna body 2 is adjusted, a thrust is applied to the sliding rod 7, the sliding rod 7 enables the gear 8 to move towards the direction of compressing the spring 9, after the gear 8 is separated from the gear ring 5, the gear cylinder 3 is in a rotatable state, the angle of the antenna body 4 can be adjusted according to requirements, after the antenna body 4 is adjusted to a proper angle, the thrust to the sliding rod 7 is cancelled, the spring 9 is reset, the gear 8 is reset to be engaged with the gear ring 5, the angle of the antenna body 4 is fixed, the antenna body 4 cannot shake, the antenna body 4 can stably receive signals, and simultaneously, radio frequency signals received are filtered by a filter circuit, the interference of radio frequency signals is avoided, the signal quality of the radio frequency signals is ensured, and the antenna amplifier can stably receive the radio frequency signals.

Ball groove 10 has been seted up to the symmetry on the pore wall of slide opening 6, and ball 11 is connected with in the ball groove 10 roll, and ball 11 is kept away from the one end of ball groove 10 tank bottom and is passed ball groove 10 notch and outwards extend, and with the pole wall roll connection of slide bar 7, ball groove 10 is the binding off setting, and the diameter of ball 11 is greater than the diameter of ball groove 10 notch for slide bar 7 moves more swiftly.

The sections of the sliding rods 7 of the sliding holes 6 are all arranged in a rectangular shape, so that the stability of the gear 8 is improved.

The top side wall of one side of the radio body 1 close to the supporting plate 2 is fixedly connected with a clamping block 12 matched with the antenna body 4, the top side wall of the clamping block 12 is provided with a clamping groove, and the relative groove wall of the clamping groove penetrates through the clamping block 12, so that the antenna body 4 is accommodated.

A handle is hinged to the vertical side wall of one side of the radio body 1, so that the radio body 1 can be conveniently carried.

The supporting plate 2, the clamping block 12 and the gear barrel 3 are all made of PVC plastics, the gear 8, the gear ring 5, the spring 9 and the sliding rod 7 are all made of stainless steel, and one end, far away from the spring 9, of the sliding rod 7 is fixedly connected with a push handle.

The utility model discloses in, during the angle of regulation antenna body 2, exert a thrust to slide bar 7, slide bar 7 makes gear 8 move to compression spring 9's direction, break away from behind ring gear 5 when gear 8, make tooth section of thick bamboo 3 be in rotatable state, and then can adjust antenna body 4's angle as required, adjust antenna body 4 to suitable angle back, cancel the thrust to slide bar 7, spring 9 resets, and then gear 8 resets, mesh with ring gear 5, and then make antenna body 4 angle fixed, can not rock, make antenna body 4 can stable received signal, the radio frequency signal who receives is filtered through filter circuit simultaneously, avoid radio frequency signal to receive the interference, guarantee radio frequency signal's signal quality, and make antenna amplifier can stable received radio frequency signal.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. An antenna amplifier for radio frequency signals comprises a radio body (1), wherein a filter circuit is installed in the radio body (1), and is characterized in that the top of the radio body (1) close to one side is symmetrically and fixedly connected with supporting plates (2), two supporting plates (2) are connected with a gear cylinder (3) through two bearings in a rotating mode, the bearings are fixedly arranged in the supporting plates (2), an antenna body (4) is installed on the outer cylinder wall of one side of the gear cylinder (3), the antenna body (4) is electrically connected with the radio body (1), a circle of gear ring (5) is fixedly connected on the inner cylinder wall of one side of the gear cylinder (3) close to the inner cylinder wall, a sliding hole (6) is formed in the two supporting plates (2) close to the gear ring (5), a sliding rod (7) is connected in the sliding hole (6), both ends of slide bar (7) all pass slide opening (6) and outside extension, are located two one end fixedly connected with gear (8) of slide bar (7) between backup pad (2), and gear (8) and ring gear (5) mesh mutually, the one end fixedly connected with spring (9) of slide bar (7) are kept away from in gear (8), and the other end of spring (9) and backup pad (2) fixed connection that correspond, the axis of slide bar (7), gear (8), slide opening (6), spring (9), ring gear (5) and tooth section of thick bamboo (3) overlaps.

2. The antenna amplifier for radio frequency signals according to claim 1, wherein the wall of the slide hole (6) is symmetrically provided with ball grooves (10), the ball grooves (10) are connected with balls (11) in a rolling manner, one end of each ball (11) far away from the bottom of each ball groove (10) passes through the notch of each ball groove (10) and extends outwards, and is connected with the rod wall of the slide rod (7) in a rolling manner, the ball grooves (10) are arranged in a closing manner, and the diameter of each ball (11) is larger than that of the notch of each ball groove (10).

3. An antenna amplifier for radio signals according to claim 1, characterised in that the cross-section of the slide rod (7) of the slide hole (6) is rectangular.

4. The antenna amplifier for radio frequency signals according to claim 1, wherein a clamping block (12) matched with the antenna body (4) is fixedly connected to a top side wall of one side of the radio body (1) close to the supporting plate (2), a clamping groove is formed in a top side wall of the clamping block (12), and an opposite groove wall of the clamping groove penetrates through the clamping block (12).

5. An antenna amplifier for radio frequency signals according to claim 1, characterized in that a handle is hinged to one vertical side wall of the radio body (1).

6. The antenna amplifier for radio frequency signals according to claim 4, wherein the supporting plate (2), the clamping block (12) and the gear cylinder (3) are made of PVC plastic, the gear (8), the gear ring (5), the spring (9) and the sliding rod (7) are made of stainless steel, and a push handle is fixedly connected to one end, far away from the spring (9), of the sliding rod (7).